Pith Number

pith:44Y4OTZJ

pith:2025:44Y4OTZJRBUZ75HGQAOJ2XFLR7

not attested not anchored not stored refs pending

Outcome-Aware Spectral Feature Learning for Instrumental Variable Regression

Alek Fr\"ohlich, Antoine Moulin, Arthur Gretton, Dimitri Meunier, Jakub Wornbard, Karim Lounici, Massimiliano Pontil, Vladimir R. Kostic

arxiv:2512.00919 v2 · 2025-11-30 · stat.ML · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{44Y4OTZJRBUZ75HGQAOJ2XFLR7}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-06-01T01:02:26.326533Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e731c74f2988699ff4e6801c9d5cab8ffa326df22366380475682d6e20b81a2f

Aliases

arxiv: 2512.00919 · arxiv_version: 2512.00919v2 · doi: 10.48550/arxiv.2512.00919 · pith_short_12: 44Y4OTZJRBUZ · pith_short_16: 44Y4OTZJRBUZ75HG · pith_short_8: 44Y4OTZJ

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/44Y4OTZJRBUZ75HGQAOJ2XFLR7 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: e731c74f2988699ff4e6801c9d5cab8ffa326df22366380475682d6e20b81a2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5e0285a11adab6946c3912178d549a06e7d955f63c75580985317088f376da5",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2025-11-30T14:54:03Z",
    "title_canon_sha256": "cf9284f660de60ffc601a22ca65f9843ab03e19d58de9b854ae2c1bab30fa0fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2512.00919",
    "kind": "arxiv",
    "version": 2
  }
}